DNS response history for ns1.2b-dev.com

ns1.2b-dev.com is a DNS nameserver monitored by NameServerHistory. This page provides historical DNS response-time data, nameserver uptime signals, DNS latency observations, resolved IP history, successful response counts, failed response counts, and reliability indicators for this nameserver.

The selected UTC date is 2026-08-21. For this date, NameServerHistory found 146 DNS check records, 146 successful responses, 0 failed responses, and 281 ms average response time. Current selected-date status: At least one successful DNS response was recorded for the selected date.

  • Use this report to investigate historical DNS uptime and nameserver reliability.
  • Compare DNS latency changes, failed DNS checks, and response behavior over time.
  • Review the latest resolved IP address and raw DNS check history for ns1.2b-dev.com.
Records on Selected Date

146

Historical checks stored for this nameserver on selected date

Average Latency

281 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:48

All timestamps shown in UTC

Latest Resolved IP on Selected Date

104.21.64.149

Most recently resolved hosting IP on selected date

Successful Responses

146

Checks that returned a measurable response

Failed Responses

0

Checks with no response or no returned latency

Failure Rate

0%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns1.2b-dev.com

Showing DNS history for 2026-08-21 UTC. Newest records appear first.

Latency bars are scaled to a maximum of 5000 ms for quick visual comparison.

# Query Time (UTC) Correlation ID Latency Response IP Address
146 2026-08-21 23:48 639229527598660841
34 ms 104.21.64.149
145 2026-08-21 23:48 639229527598660841
34 ms 172.67.152.31
144 2026-08-21 23:31 639229517954323214
46 ms 172.67.152.31
143 2026-08-21 23:31 639229517954323214
46 ms 104.21.64.149
142 2026-08-21 23:15 639229508269999021
5 ms 104.21.64.149
141 2026-08-21 23:15 639229508269999021
5 ms 172.67.152.31
140 2026-08-21 22:59 639229498559060171
43 ms 172.67.152.31
139 2026-08-21 22:59 639229498559060171
43 ms 104.21.64.149
138 2026-08-21 22:42 639229488519347586
27 ms 172.67.152.31
137 2026-08-21 22:42 639229488519347586
27 ms 104.21.64.149
136 2026-08-21 21:49 639229456606578934
8 ms 172.67.152.31
135 2026-08-21 21:49 639229456606578934
8 ms 104.21.64.149
134 2026-08-21 21:33 639229446985772499
17 ms 172.67.152.31
133 2026-08-21 21:33 639229446985772499
17 ms 104.21.64.149
132 2026-08-21 21:17 639229437367313098
21 ms 104.21.64.149
131 2026-08-21 21:17 639229437367313098
21 ms 172.67.152.31
130 2026-08-21 21:01 639229427923950391
30 ms 172.67.152.31
129 2026-08-21 21:01 639229427923950391
30 ms 104.21.64.149
128 2026-08-21 20:45 639229418168588854
57 ms 172.67.152.31
127 2026-08-21 20:45 639229418168588854
57 ms 104.21.64.149
126 2026-08-21 20:29 639229408345678334
2029 ms 104.21.64.149
125 2026-08-21 20:29 639229408345678334
2029 ms 172.67.152.31
124 2026-08-21 20:13 639229398616354648
68 ms 104.21.64.149
123 2026-08-21 20:13 639229398616354648
68 ms 172.67.152.31
122 2026-08-21 19:56 639229388634592323
53 ms 104.21.64.149
121 2026-08-21 19:56 639229388634592323
53 ms 172.67.152.31
120 2026-08-21 19:40 639229378792837692
2023 ms 104.21.64.149
119 2026-08-21 19:40 639229378792837692
2023 ms 172.67.152.31
118 2026-08-21 19:23 639229369154682311
14 ms 104.21.64.149
117 2026-08-21 19:23 639229369154682311
14 ms 172.67.152.31
116 2026-08-21 19:07 639229359248017926
75 ms 104.21.64.149
115 2026-08-21 19:07 639229359248017926
75 ms 172.67.152.31
114 2026-08-21 18:50 639229349124294642
6 ms 104.21.64.149
113 2026-08-21 18:50 639229349124294642
6 ms 172.67.152.31
112 2026-08-21 17:58 639229317791715692
46 ms 172.67.152.31
111 2026-08-21 17:58 639229317791715692
46 ms 104.21.64.149
110 2026-08-21 17:42 639229308115194575
101 ms 104.21.64.149
109 2026-08-21 17:42 639229308115194575
101 ms 172.67.152.31
108 2026-08-21 17:25 639229298320320558
2215 ms 104.21.64.149
107 2026-08-21 17:25 639229298320320558
2215 ms 172.67.152.31
106 2026-08-21 17:09 639229288674863221
49 ms 172.67.152.31
105 2026-08-21 17:09 639229288674863221
49 ms 104.21.64.149
104 2026-08-21 16:53 639229278983677079
47 ms 104.21.64.149
103 2026-08-21 16:53 639229278983677079
47 ms 172.67.152.31
102 2026-08-21 16:37 639229269405517175
10 ms 104.21.64.149
101 2026-08-21 16:37 639229269405517175
10 ms 172.67.152.31
100 2026-08-21 16:21 639229259594798244
63 ms 104.21.64.149
99 2026-08-21 16:21 639229259594798244
63 ms 172.67.152.31
98 2026-08-21 16:05 639229249736681188
66 ms 104.21.64.149
97 2026-08-21 16:05 639229249736681188
66 ms 172.67.152.31
96 2026-08-21 15:48 639229239699417787
12 ms 104.21.64.149
95 2026-08-21 15:48 639229239699417787
12 ms 172.67.152.31
94 2026-08-21 15:31 639229229621964033
28 ms 172.67.152.31
93 2026-08-21 15:31 639229229621964033
28 ms 104.21.64.149
92 2026-08-21 15:14 639229219567270965
2050 ms 172.67.152.31
91 2026-08-21 15:14 639229219567270965
2050 ms 104.21.64.149
90 2026-08-21 14:57 639229209406666856
74 ms 172.67.152.31
89 2026-08-21 14:57 639229209406666856
74 ms 104.21.64.149
88 2026-08-21 14:05 639229177815876178
19 ms 172.67.152.31
87 2026-08-21 14:05 639229177815876178
19 ms 104.21.64.149
86 2026-08-21 13:49 639229168243572685
44 ms 104.21.64.149
85 2026-08-21 13:49 639229168243572685
44 ms 172.67.152.31
84 2026-08-21 13:33 639229158599856475
10 ms 104.21.64.149
83 2026-08-21 13:33 639229158599856475
10 ms 172.67.152.31
82 2026-08-21 13:17 639229148998940902
24 ms 172.67.152.31
81 2026-08-21 13:17 639229148998940902
24 ms 104.21.64.149
80 2026-08-21 13:00 639229139276923594
43 ms 104.21.64.149
79 2026-08-21 13:00 639229139276923594
43 ms 172.67.152.31
78 2026-08-21 12:44 639229129709912394
30 ms 172.67.152.31
77 2026-08-21 12:44 639229129709912394
30 ms 104.21.64.149
76 2026-08-21 12:28 639229119801488500
38 ms 172.67.152.31
75 2026-08-21 12:28 639229119801488500
38 ms 104.21.64.149
74 2026-08-21 12:12 639229110135262458
33 ms 172.67.152.31
73 2026-08-21 12:12 639229110135262458
33 ms 104.21.64.149
72 2026-08-21 11:55 639229100336051392
9 ms 104.21.64.149
71 2026-08-21 11:55 639229100336051392
9 ms 172.67.152.31
70 2026-08-21 11:39 639229090641415626
11 ms 104.21.64.149
69 2026-08-21 11:39 639229090641415626
11 ms 172.67.152.31
68 2026-08-21 11:23 639229080702683947
11 ms 104.21.64.149
67 2026-08-21 11:23 639229080702683947
11 ms 172.67.152.31
66 2026-08-21 11:06 639229070601456699
32 ms 172.67.152.31
65 2026-08-21 11:06 639229070601456699
32 ms 104.21.64.149
64 2026-08-21 10:13 639229038947447232
13 ms 104.21.64.149
63 2026-08-21 10:13 639229038947447232
13 ms 172.67.152.31
62 2026-08-21 09:57 639229029268708773
61 ms 104.21.64.149
61 2026-08-21 09:57 639229029268708773
61 ms 172.67.152.31
60 2026-08-21 09:41 639229019647910603
10 ms 172.67.152.31
59 2026-08-21 09:41 639229019647910603
10 ms 104.21.64.149
58 2026-08-21 09:25 639229009983843738
12 ms 172.67.152.31
57 2026-08-21 09:25 639229009983843738
12 ms 104.21.64.149
56 2026-08-21 09:09 639229000203331882
26 ms 172.67.152.31
55 2026-08-21 09:09 639229000203331882
26 ms 104.21.64.149
54 2026-08-21 08:52 639228990302335999
2078 ms 104.21.64.149
53 2026-08-21 08:52 639228990302335999
2078 ms 172.67.152.31
52 2026-08-21 08:36 639228980567740722
17 ms 172.67.152.31
51 2026-08-21 08:36 639228980567740722
17 ms 104.21.64.149
50 2026-08-21 08:20 639228970762445174
4019 ms 104.21.64.149
49 2026-08-21 08:20 639228970762445174
4019 ms 172.67.152.31
48 2026-08-21 08:03 639228961065054445
45 ms 104.21.64.149
47 2026-08-21 08:03 639228961065054445
45 ms 172.67.152.31
46 2026-08-21 07:47 639228951224649885
47 ms 104.21.64.149
45 2026-08-21 07:47 639228951224649885
47 ms 172.67.152.31
44 2026-08-21 07:30 639228941303864592
20 ms 104.21.64.149
43 2026-08-21 07:30 639228941303864592
20 ms 172.67.152.31
42 2026-08-21 07:14 639228931191328583
29 ms 172.67.152.31
41 2026-08-21 07:14 639228931191328583
29 ms 104.21.64.149
40 2026-08-21 06:21 639228899518173317
20 ms 172.67.152.31
39 2026-08-21 06:21 639228899518173317
20 ms 104.21.64.149
38 2026-08-21 06:05 639228889785027669
5 ms 104.21.64.149
37 2026-08-21 06:05 639228889785027669
5 ms 172.67.152.31
36 2026-08-21 05:49 639228880106330161
46 ms 104.21.64.149
35 2026-08-21 05:49 639228880106330161
46 ms 172.67.152.31
34 2026-08-21 05:32 639228870316184091
31 ms 104.21.64.149
33 2026-08-21 05:32 639228870316184091
31 ms 172.67.152.31
32 2026-08-21 05:16 639228860695366512
20 ms 172.67.152.31
31 2026-08-21 05:16 639228860695366512
20 ms 104.21.64.149
30 2026-08-21 05:00 639228851027209500
26 ms 172.67.152.31
29 2026-08-21 05:00 639228851027209500
26 ms 104.21.64.149
28 2026-08-21 04:44 639228841479265462
11 ms 172.67.152.31
27 2026-08-21 04:44 639228841479265462
11 ms 104.21.64.149
26 2026-08-21 04:28 639228831752962260
48 ms 104.21.64.149
25 2026-08-21 04:28 639228831752962260
48 ms 172.67.152.31
24 2026-08-21 04:12 639228821953295483
2019 ms 104.21.64.149
23 2026-08-21 04:12 639228821953295483
2019 ms 172.67.152.31
22 2026-08-21 03:55 639228812227429953
2020 ms 104.21.64.149
21 2026-08-21 03:55 639228812227429953
2020 ms 172.67.152.31
20 2026-08-21 03:39 639228802476107538
27 ms 172.67.152.31
19 2026-08-21 03:39 639228802476107538
27 ms 104.21.64.149
18 2026-08-21 03:23 639228792525492032
12 ms 172.67.152.31
17 2026-08-21 03:23 639228792525492032
12 ms 104.21.64.149
16 2026-08-21 02:30 639228761131421385
39 ms 172.67.152.31
15 2026-08-21 02:30 639228761131421385
39 ms 104.21.64.149
14 2026-08-21 02:14 639228751571206692
9 ms 104.21.64.149
13 2026-08-21 02:14 639228751571206692
9 ms 172.67.152.31
12 2026-08-21 01:58 639228741705571019
44 ms 172.67.152.31
11 2026-08-21 01:58 639228741705571019
44 ms 104.21.64.149
10 2026-08-21 01:41 639228731642208228
14 ms 104.21.64.149
9 2026-08-21 01:41 639228731642208228
14 ms 172.67.152.31
8 2026-08-21 00:49 639228700387002072
6 ms 172.67.152.31
7 2026-08-21 00:49 639228700387002072
6 ms 104.21.64.149
6 2026-08-21 00:33 639228690742014433
28 ms 172.67.152.31
5 2026-08-21 00:33 639228690742014433
28 ms 104.21.64.149
4 2026-08-21 00:16 639228680877937122
42 ms 172.67.152.31
3 2026-08-21 00:16 639228680877937122
42 ms 104.21.64.149
2 2026-08-21 00:00 639228670775860800
18 ms 172.67.152.31
1 2026-08-21 00:00 639228670775860800
18 ms 104.21.64.149